private void readNote(int header, TGVoice voice, TGBeatData data) {
TGNote note = this.factory.newNote();
// leo el valor
note.setValue(readByte());
// leo la cuerda
note.setString(readByte());
// leo la ligadura
note.setTiedNote((header & NOTE_TIED) != 0);
// leo el velocity
if (((header & NOTE_VELOCITY) != 0)) {
data.getVoice(voice.getIndex()).setVelocity(readByte());
}
note.setVelocity(data.getVoice(voice.getIndex()).getVelocity());
// leo los efectos
if (((header & NOTE_EFFECT) != 0)) {
readNoteEffect(note.getEffect());
}
voice.addNote(note);
}
private void writeBeat(TGBeat beat, TGBeatData data, boolean hasNext) {
TGVoice voice = beat.getVoice(0);
int header = hasNext ? BEAT_HAS_NEXT : 0;
// Berifico si hay cambio de duracion
if (!voice.getDuration().isEqual(data.getDuration())) {
header |= BEAT_NEXT_DURATION;
data.setDuration(voice.getDuration());
}
// Berifico si tiene notas
if (!beat.isRestBeat()) {
header |= BEAT_HAS_NOTES;
}
// Berifico si tiene acorde
if (beat.getChord() != null) {
header |= BEAT_HAS_CHORD;
}
// Berifico si tiene texto
if (beat.getText() != null) {
header |= BEAT_HAS_TEXT;
}
// escribo la cabecera
writeHeader(header);
// escribo la duracion
if (((header & BEAT_NEXT_DURATION) != 0)) {
writeDuration(voice.getDuration());
}
// escribo las notas
if (((header & BEAT_HAS_NOTES) != 0)) {
writeNotes(voice, data);
}
// escribo el acorde
if (((header & BEAT_HAS_CHORD) != 0)) {
writeChord(beat.getChord());
}
// escribo el texto
if (((header & BEAT_HAS_TEXT) != 0)) {
writeText(beat.getText());
}
}
private void writeNotes(TGVoice voice, TGBeatData data) {
for (int i = 0; i < voice.countNotes(); i++) {
TGNote note = voice.getNote(i);
int header = (i + 1 < voice.countNotes() ? NOTE_HAS_NEXT : 0);
header = (note.isTiedNote()) ? header |= NOTE_TIED : header;
if (note.getVelocity() != data.getVelocity()) {
data.setVelocity(note.getVelocity());
header |= NOTE_VELOCITY;
}
header = (note.getEffect().hasAnyEffect()) ? header |= NOTE_EFFECT : header;
writeHeader(header);
writeNote(header, note);
}
}
private void readBeat(int header, TGMeasure measure, TGBeatData data) {
TGBeat beat = this.factory.newBeat();
beat.setStart(data.getCurrentStart());
readVoices(header, beat, data);
// leo el stroke
if (((header & BEAT_HAS_STROKE) != 0)) {
readStroke(beat.getStroke());
}
// leo el acorde
if (((header & BEAT_HAS_CHORD) != 0)) {
readChord(beat);
}
// leo el texto
if (((header & BEAT_HAS_TEXT) != 0)) {
readText(beat);
}
measure.addBeat(beat);
}
private void readVoices(int header, TGBeat beat, TGBeatData data) {
for (int i = 0; i < TGBeat.MAX_VOICES; i++) {
int shift = (i * 2);
beat.getVoice(i).setEmpty(true);
if (((header & (BEAT_HAS_VOICE << shift)) != 0)) {
if (((header & (BEAT_HAS_VOICE_CHANGES << shift)) != 0)) {
data.getVoice(i).setFlags(readHeader());
}
int flags = data.getVoice(i).getFlags();
// leo la duracion
if (((flags & VOICE_NEXT_DURATION) != 0)) {
readDuration(data.getVoice(i).getDuration());
}
// leo las notas
if (((flags & VOICE_HAS_NOTES) != 0)) {
readNotes(beat.getVoice(i), data);
}
// leo la direccion
if (((flags & VOICE_DIRECTION_UP) != 0)) {
beat.getVoice(i).setDirection(TGVoice.DIRECTION_UP);
} else if (((flags & VOICE_DIRECTION_DOWN) != 0)) {
beat.getVoice(i).setDirection(TGVoice.DIRECTION_DOWN);
}
beat.getVoice(i).getDuration().copyFrom(data.getVoice(i).getDuration());
data.getVoice(i)
.setStart(data.getVoice(i).getStart() + beat.getVoice(i).getDuration().getTime());
beat.getVoice(i).setEmpty(false);
}
}
}
